From cabf84513ebd7f6f69b2d5caebe97c531458bc27 Mon Sep 17 00:00:00 2001
From: alexchilab <chilabal90797@th-nuernberg.de>
Date: Fri, 4 Apr 2025 08:44:12 +0200
Subject: [PATCH] Program: Quersumme

---
 22.5.4.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 22.5.4.c

diff --git a/22.5.4.c b/22.5.4.c
new file mode 100644
index 0000000..983828e
--- /dev/null
+++ b/22.5.4.c
@@ -0,0 +1,32 @@
+#include <stdio.h>
+
+int quersumme(int n)
+{
+    if (n == 0)
+    {
+        return 0;
+    }
+    return (n % 10) + quersumme(n / 10);
+}
+
+void umdrehen(int n) {
+    if (n == 0)
+        return;
+
+    printf("%d", n % 10);
+    umdrehen(n / 10);
+}
+
+int main() {
+    int zahl;
+
+    printf("Gib eine Zahl ein: ");
+    scanf("%d", &zahl);
+
+    printf("Quersumme: %d\n", quersumme(zahl));
+
+    printf("umgedreht: ");
+    umdrehen(zahl);
+    printf("\n");
+    return 0;
+}
\ No newline at end of file